Developing Molecular Biomarkers for Cancer

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Science  14 Mar 2003:
Vol. 299, Issue 5613, pp. 1679-1680
DOI: 10.1126/science.1083158

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For decades, biologists have sought to develop noninvasive tests for detecting cancer. In a Perspective, Ransohoff discusses new work that could be applied to developing a noninvasive test for detecting colorectal cancer ( Cui et al.).